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THURSDAY, 21 MAY 2026, 18:41

Science/Tech

‘People should be talking about it’: moves to curtail vaccine information obscures important science, doctors say

07 May at 15:00 PM, via The Guardian

Quashed studies, halted publications and canceled research threaten damage to public health, critics say

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A series of high-profile and under-the-radar decisions by US health agencies have scientists and doctors questioning the extent of the agencies’ control over public communications – and they say the debate is obscuring the most important...

Tiny parasitic wasp named after David Attenborough for his 100th birthday

07 May at 13:01 PM, via The Guardian

Specimen from 1983 lay forgotten at Natural History Museum until recently, when spotted by a volunteer and identified as new genus

He has lizards, bats, frogs, weevils, flatworms, snails and spiders named after him. But now Sir David Attenborough can celebrate his 100th birthday with an entirely new genus named in his honour.

Scientists from the Natural History Museum in London have paid...

Up to 2cm a month: Nasa keeps track as Mexico City sinks into the ground

07 May at 12:00 PM, via The Guardian

Powerful radar system is providing new data on city’s subsidence, which experts hope will draw more attention to it

Walking into Mexico City’s sprawling central Zócalo is a dizzying experience. At one end of the plaza, the capital’s cathedral, with its soaring spires, slumps in one direction. An attached church, known as the Metropolitan Sanctuary, tilts in the other. The nearby National...

Datatec is firing on all cylinders

07 May at 09:31 AM, via TechCentral

JSE-listed Datatec expects headline earnings per share to rise more than 50% for the year ended 28 February 2026.

100 years on Earth: celebrating David Attenborough’s birthday – podcast

07 May at 06:00 AM, via The Guardian

To celebrate Sir David Attenborough’s centenary, Madeleine Finlay catches up with natural history writer Patrick Barkham, who has met the celebrated presenter. They explore how the natural world has changed in the century that Attenborough has been on Earth, and how his programming has reflected his growing commitment to highlighting the devastating impacts of the climate crisis on nature and...

Bioluminescent algae’s blue light harnessed to make 3D-printed shapes

06 May at 20:00 PM, via The Guardian

Scientists suggest algae could be embedded within biosensors that glow when toxins detected in the environment

The captivating blue glow emitted by a sea-dwelling species of algae has been harnessed by scientists in the US to make light-emitting structures.

Pyrocystis lunula is a bioluminescent single-celled organism that sometimes produces brief flashes of blue light. Large clumps of the algae...

Lacunar strokes caused by widening of arteries in brain, study suggests

06 May at 17:25 PM, via The Guardian

Finding would explain why type of stroke affecting about 35,000 a year in UK is not as responsive to some medication

The cause of a type of stroke that affects about 35,000 people across UK each year has been uncovered by researchers and may explain why some medications are ineffective as treatment.

Lacunar strokes, which account for a quarter of all strokes in the UK, had been linked to the...

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